Model 6753i IP Phone User Guide  113
Making Calls
Making and Receiving Calls Using a Headset
1. Ensure that you have selected a headset audio mode by accessing the Options list (under 
option Preferences->Set Audio->Audio Mode on the IP Phone).
2. Plug the headset into the jack.
3. Press the   key to obtain a dial tone or to answer an incoming call. Depending on the 
audio mode selected from the options menu, a dial tone or an incoming call is received on 
either the headset or the handsfree speakerphone.
4. Press the   key to end the call.
Redial
• Press   to dial the most recent number you dialed from the phone.
• If you are off-hook and press   the last number you called is called back. 
• If you are on-hook and press  , a Redial Directory list appears on-screen. 
The redial list is available during active calls. It stores up to the last 100 numbers you called, 
allowing you to scroll through and select the number you wish to redial.
Accessing the Redial List
1. If you are off-hook and press  , the telephone automatically dials the last number you 
called. 
2. If you are not on the phone, press   to display the most recently dialed number and use 2 
and 5 to scroll through the list to view the other numbers.
3. Press 2 to see the second most recently dialed number, or 5 to see the oldest call on your list.
4. To dial the displayed number press  , or lift the Handset or press any line keys.
5. Press   or the   key to cancel. 
IP Phone UI
IP Phone UI
Note: Your System Administrator can set your Redial key to speeddial a specific 
number. Contact your System Administrator for more information.
IP Phone UI
Note: The redial list is available during active calls. It also stores up to the last 
100 numbers you called, allowing you to scroll through and select the number 
you wish to redial.